Mars is closer than ever, but the human body isn’t ready. Inside the biological war against radiation, microgravity, and ...

As scientists get closer to putting humans on Mars, the need to understand why clocks tick faster on the red planet is more ...

NASA’s rover has made a poignant discovery on Mars: the crushed remains of a helicopter that once soared through the planet’s ...

Massive volcanic eruptions billions of years ago may have made it snow on Mars, leaving thick buried ice near the planet’s ...

A planetary scientist who has participated in analog missions describes their value for planning space exploration – and ...

A live classroom aboard China’s Tiangong space station offered an unforgettable sight: a candle flame turning into a floating ...

The interstellar comet 3I/ATLAS may be out of view of Earth, but orbiters on Mars were able to recently get a look at it.

As space agencies race to set foot on the Moon, Mars, and elsewhere, a not-so-glamorous problem could be the key to success: ...

A fleet of ball-shaped rovers could drift across the Martian surface like tumbleweed, driven simply by the wind.

The equatorial regions of Mars are home to unexpectedly enormous layers of ice, and they may have been put there by dramatic ...

Recently, NASA revealed exciting details of new findings from Mars. Scientists have discovered tiny patterns of unusual ...